diff --git a/wp-includes/js/zxcvbn-async.js b/wp-includes/js/zxcvbn-async.js
index 565458322c..88ac5b353c 100644
--- a/wp-includes/js/zxcvbn-async.js
+++ b/wp-includes/js/zxcvbn-async.js
@@ -1,3 +1,4 @@
+/* global _zxcvbnSettings */
 (function() {
   var async_load = function() {
     var first, s;